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Individual Calculations December 2017 |
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| Petterson, Tor Total change: -48.80 | |   |
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| Porsgrunn host A 2017 | Porsgrunn | NOR | 2017-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1489 | 1470 | 0.50 | 6 | -2.44 | 20 | -48.80 | |
|  Sebastian, Andreas | | | 1870 * | NOR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Larsen, Per Magnus | | | 1315 | NOR | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Holt, Orjan | | | 1213 | NOR | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Bakkevold, Stian | | | 1431 | NOR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Lien, Runar Torpe | | | 1575 | NOR | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Risberg, Trond | | | 1529 | NOR | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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